rsContext.h revision a2cf755a28a1e7ffff2955df656d714f40e4d715 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_RS_CONTEXT_H
18#define ANDROID_RS_CONTEXT_H
19
20#include "rsUtils.h"
21
22#include "rsThreadIO.h"
23#include "rsType.h"
24#include "rsMatrix.h"
25#include "rsAllocation.h"
26#include "rsSimpleMesh.h"
27#include "rsMesh.h"
28#include "rsDevice.h"
29#include "rsScriptC.h"
30#include "rsAllocation.h"
31#include "rsAdapter.h"
32#include "rsSampler.h"
33#include "rsLight.h"
34#include "rsProgramFragment.h"
35#include "rsProgramFragmentStore.h"
36#include "rsProgramRaster.h"
37#include "rsProgramVertex.h"
38#include "rsShaderCache.h"
39#include "rsVertexArray.h"
40
41#include "rsgApiStructs.h"
42#include "rsLocklessFifo.h"
43
44#include <ui/egl/android_natives.h>
45
46// ---------------------------------------------------------------------------
47namespace android {
48
49namespace renderscript {
50
51class Context
52{
53public:
54    Context(Device *, bool isGraphics, bool useDepth);
55    ~Context();
56
57    static pthread_key_t gThreadTLSKey;
58    static uint32_t gThreadTLSKeyCount;
59    static uint32_t gGLContextCount;
60    static pthread_mutex_t gInitMutex;
61
62    struct ScriptTLSStruct {
63        Context * mContext;
64        Script * mScript;
65    };
66
67
68    //StructuredAllocationContext mStateAllocation;
69    ElementState mStateElement;
70    TypeState mStateType;
71    SamplerState mStateSampler;
72    ProgramFragmentState mStateFragment;
73    ProgramFragmentStoreState mStateFragmentStore;
74    ProgramRasterState mStateRaster;
75    ProgramVertexState mStateVertex;
76    LightState mStateLight;
77    VertexArrayState mStateVertexArray;
78
79    ScriptCState mScriptC;
80    ShaderCache mShaderCache;
81
82    void swapBuffers();
83    void setRootScript(Script *);
84    void setRaster(ProgramRaster *);
85    void setVertex(ProgramVertex *);
86    void setFragment(ProgramFragment *);
87    void setFragmentStore(ProgramFragmentStore *);
88
89    void updateSurface(void *sur);
90
91    const ProgramFragment * getFragment() {return mFragment.get();}
92    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
93    const ProgramRaster * getRaster() {return mRaster.get();}
94    const ProgramVertex * getVertex() {return mVertex.get();}
95
96    bool setupCheck();
97    bool checkDriver() const {return mEGL.mSurface != 0;}
98
99    void pause();
100    void resume();
101    void setSurface(uint32_t w, uint32_t h, android_native_window_t *sur);
102    void setPriority(int32_t p);
103
104    void assignName(ObjectBase *obj, const char *name, uint32_t len);
105    void removeName(ObjectBase *obj);
106    ObjectBase * lookupName(const char *name) const;
107    void appendNameDefines(String8 *str) const;
108
109    uint32_t getMessageToClient(void *data, size_t *receiveLen, size_t bufferLen, bool wait);
110    bool sendMessageToClient(void *data, uint32_t cmdID, size_t len, bool waitForSpace);
111    uint32_t runScript(Script *s, uint32_t launchID);
112
113    void initToClient();
114    void deinitToClient();
115
116    ProgramFragment * getDefaultProgramFragment() const {
117        return mStateFragment.mDefault.get();
118    }
119    ProgramVertex * getDefaultProgramVertex() const {
120        return mStateVertex.mDefault.get();
121    }
122    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
123        return mStateFragmentStore.mDefault.get();
124    }
125    ProgramRaster * getDefaultProgramRaster() const {
126        return mStateRaster.mDefault.get();
127    }
128
129    uint32_t getWidth() const {return mEGL.mWidth;}
130    uint32_t getHeight() const {return mEGL.mHeight;}
131
132
133    ThreadIO mIO;
134    void objDestroyAdd(ObjectBase *);
135
136    // Timers
137    enum Timers {
138        RS_TIMER_IDLE,
139        RS_TIMER_INTERNAL,
140        RS_TIMER_SCRIPT,
141        RS_TIMER_CLEAR_SWAP,
142        _RS_TIMER_TOTAL
143    };
144    uint64_t getTime() const;
145    void timerInit();
146    void timerReset();
147    void timerSet(Timers);
148    void timerPrint();
149    void timerFrame();
150
151    bool checkVersion1_1() const {return (mGL.mMajorVersion > 1) || (mGL.mMinorVersion >= 1); }
152    bool checkVersion2_0() const {return mGL.mMajorVersion >= 2; }
153
154    struct {
155        bool mLogTimes;
156        bool mLogScripts;
157        bool mLogObjects;
158        bool mLogShaders;
159    } props;
160
161    void dumpDebug() const;
162    void checkError(const char *) const;
163    const char * getError(RsError *);
164    void setError(RsError e, const char *msg);
165
166    mutable const ObjectBase * mObjHead;
167
168    bool ext_OES_texture_npot() const {return mGL.OES_texture_npot;}
169
170protected:
171    Device *mDev;
172
173    struct {
174        EGLint mNumConfigs;
175        EGLint mMajorVersion;
176        EGLint mMinorVersion;
177        EGLConfig mConfig;
178        EGLContext mContext;
179        EGLSurface mSurface;
180        EGLint mWidth;
181        EGLint mHeight;
182        EGLDisplay mDisplay;
183    } mEGL;
184
185    struct {
186        const uint8_t * mVendor;
187        const uint8_t * mRenderer;
188        const uint8_t * mVersion;
189        const uint8_t * mExtensions;
190
191        uint32_t mMajorVersion;
192        uint32_t mMinorVersion;
193
194        int32_t mMaxVaryingVectors;
195        int32_t mMaxTextureImageUnits;
196
197        int32_t mMaxFragmentTextureImageUnits;
198        int32_t mMaxFragmentUniformVectors;
199
200        int32_t mMaxVertexAttribs;
201        int32_t mMaxVertexUniformVectors;
202        int32_t mMaxVertexTextureUnits;
203
204        bool OES_texture_npot;
205    } mGL;
206
207    uint32_t mWidth;
208    uint32_t mHeight;
209    int32_t mThreadPriority;
210    bool mIsGraphicsContext;
211
212    bool mRunning;
213    bool mExit;
214    bool mUseDepth;
215    bool mPaused;
216    RsError mError;
217    const char *mErrorMsg;
218
219    pthread_t mThreadId;
220    pid_t mNativeThreadId;
221
222    ObjectBaseRef<Script> mRootScript;
223    ObjectBaseRef<ProgramFragment> mFragment;
224    ObjectBaseRef<ProgramVertex> mVertex;
225    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
226    ObjectBaseRef<ProgramRaster> mRaster;
227
228
229    struct ObjDestroyOOB {
230        pthread_mutex_t mMutex;
231        Vector<ObjectBase *> mDestroyList;
232        bool mNeedToEmpty;
233    };
234    ObjDestroyOOB mObjDestroy;
235    bool objDestroyOOBInit();
236    void objDestroyOOBRun();
237    void objDestroyOOBDestroy();
238
239private:
240    Context();
241
242    void initEGL(bool useGL2);
243    void deinitEGL();
244
245    uint32_t runRootScript();
246
247    static void * threadProc(void *);
248
249    android_native_window_t *mWndSurface;
250
251    Vector<ObjectBase *> mNames;
252
253    uint64_t mTimers[_RS_TIMER_TOTAL];
254    Timers mTimerActive;
255    uint64_t mTimeLast;
256    uint64_t mTimeFrame;
257    uint64_t mTimeLastFrame;
258    uint32_t mTimeMSLastFrame;
259    uint32_t mTimeMSLastScript;
260    uint32_t mTimeMSLastSwap;
261};
262
263}
264}
265#endif
266